| Date | IP Address |
| 2026-02-27 | 35.241.133.100 (ClassC) |
| Date | Domain | IP |
| mail10.redcross-sliven.com | 2025-04-26 | 35.241.133.100 |
| mx01.redcross-sliven.com | 2026-02-04 | 35.241.133.100 |
| ms1.redcross-sliven.com | 2025-04-25 | 35.241.133.100 |
| smtp2.redcross-sliven.com | 2026-02-27 | 35.241.133.100 |
| mail4.redcross-sliven.com | 2025-05-08 | 35.241.133.100 |
| comune.redcross-sliven.com | 2025-05-04 | 35.241.133.100 |
| smtp.comune.redcross-sliven.com | 2025-04-27 | 35.241.133.100 |
| smtp.mail.redcross-sliven.com | 2025-12-26 | 35.241.133.100 |
| mxs.redcross-sliven.com | 2025-04-29 | 35.241.133.100 |
| gateway.redcross-sliven.com | 2026-02-27 | 35.241.133.100 |